1978 AD., Poland, Peoples Republic, Warsaw mint, 1 ZÅ‚oty, KM Y 49.1.

Poland, Peoples Republic, engravers: Anton Peter, Józef Koreń and Anton Ham, Warsaw mint, 1978 AD.,
1 Złoty (25 mm / 2,10 g), aluminium, 2,12 g. theor. mint weight, mintage 80.000.000 , medal alignment ↑↑ (0°), reeded edge, large type,
Obv.: POLSKA RZECZPOSPOLITA LUDOWA / mW / · 1978 · , around Polish coat of arms: eagle with spread wings, mint mark mW -monogram below r. claw (redesigned eagle).
Rev.: 1 / ZŁ , value within wreath.
KM Y 49.1 .

Year / Mint Mark / Mintage
1957 (Warsaw - no mint mark) 58,631,470
1965 MW 15,015,000
1966 MW 18,185,000
1967 MW 1,002,000
1968 MW 1,176,000
1969 MW 3,024,000
1970 MW 6,016,000
1971 MW 6,000,000
1972 MW 7,000,000
1973 MW 15,000,000
1974 MW 42,000,000
1975 (no mint mark,Kremnica Mint) 22,000,000
1975 MW 33,000,000
1976 (no mint mark,Kremnica Mint) 22,000,000
1977 MW 65,000,000
1978 (no mint mark,Kremnica Mint) 16,400,000
1978 MW 80,000,000
1980 MW 100,002,000
1981 MW 4,082,000
1982 MW 59,643,000 (2 var.: date lettering thin like in earlier years + date lettering thick like in later years)
1983 MW 49,636,076
1984 MW 61,036,000
1985 MW 167,939,100